// Kenton's Code Playground -- http://code.google.com/p/kentons-code
// Author: Kenton Varda (temporal@gmail.com)
// Copyright (c) 2010 Google, Inc. and contributors.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

#ifndef KENTONSCODE_EKAM_ACTIONUTIL_H_
#define KENTONSCODE_EKAM_ACTIONUTIL_H_

#include <string>

#include "os/ByteStream.h"
#include "Action.h"

namespace ekam {

class Logger {
public:
  Logger(BuildContext* context, OwnedPtr<ByteStream> stream);
  ~Logger();

  Promise<void> run(EventManager* eventManager);

private:
  class ReadAllFulfiller;

  BuildContext* context;
  OwnedPtr<ByteStream> stream;
  char buffer[4096];
};

class LineReader {
public:
  LineReader(ByteStream* stream);
  ~LineReader();

  Promise<OwnedPtr<std::string>> readLine(EventManager* eventManager);

private:
  ByteStream* stream;
  std::string leftover;
  char buffer[4096];
};

}  // namespace ekam

#endif  // KENTONSCODE_EKAM_ACTIONUTIL_H_
